Abstract
IN 1956 WHO launched its malaria-eradication campaign based primarily on the interruption of malaria transmission through the destruction of anopheline vectors by DDT. The first impact was so impressive, and the initial successes so spectacular, that within the following five years there was a rapid decline in the training of malaria workers and in drug research.Since then, however, unforeseen problems have arisen: resistance of malaria-carrying mosquitoes to insecticides, of parasites to drugs, and of man to the intrusion of malaria-control workers into his houses, as well as radical changes in the world's economy. The net result is a serious . . .
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